468 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



(15.49): depth of bill at l)ase, 7.37-8.3S (7.87): tarsus, 26.67-29.21 

 (28.19): middle toe, 17.78-19.56 (18.80).^ 



Adult fetnale.— Length (skins), 182.88; wing, 76.20-78.23 (77.22); 

 tail. 78.74-88.14 (83.31); exposed culmen, 15.24-15.49 (14.36); depth 

 of bill at base, 7.87-8.13 (8.O0); tarsus, 27.43-27.69 (27.56); middle toe, 

 18.03-18.29 (18.16).' 



Southern Mexico, in States of Jalisco (San Sebastian), Michoacan 

 (Patzcuaro), Morelos (Huitzilac), Puebla (La Puebla), Mexico (Ameca- 

 meca. City of Mexico, etc.), and Guanajuato. 



BuarremonvirenticepsBoy: APAJiTE, Compt. Rend., xli, Oct. 22, 1855, 657 (Mexico). — 



ScLATER, Proc. Zool. Soc. Lond., 1856, 85 (monogr. ; Mexico); Synop. 



Av. Tanagr., 1856, 23; Cat. Am. Birds, 1862,90 (INIexico); Cat. Birds Brit. 



Mus., xi, 1886, 257 (La Puebla, Puebla). — Salvin and Godman, Biol. Centr.- 



Am.,Aves,i, 1884,319. 

 [BucnTemon'] rirenticeps, Nom. Av. Neotr., 1873, 24. 



BUARREMON ASSIMILIS (Boissoneau). 

 GRAY-STKIPED BUARREMON, 



Similar to B. virenticejjx but median crown-stripe and supra-auricular 

 stripe slate-gray instead of olive-yellowish. 



Adults {sexes alike). — Pileum with a slate-gray median and two ])lack 

 lateral stripes, the latter margined below by a broad supra-auricular 

 stripe of slate-gray; rest of upper parts plain olive-green, the tail and 

 inner webs of remiges dusky; sides of head lilack; median under parts 

 white, uninterrupted from throat to anal region; sides gra^'ish, l)ecom- 

 ing olive-greenish on flanks. 



Young (hegin)i!ri(/ to molt). — Pileum dark sooty brown or sepia, with 

 a very indistinct median stripe of olive; loral, orbital, and auricular 

 regions dark sooty brown; a broad supra-auricular stripe of yellowish 

 olive; rest of upper parts olive-brownish, tinged with olive-green. 

 (On the under parts most of the nestling plumage has been shed, but 

 that which remains indicates a uniform light grayish olive color ante- 

 riorly, and on the abdomen a pale l)ufl-yellowish ground color marked 

 with indistinct Ijroad streaks of olive-brownish.) 



Adidt ?;z«/e.— Length (skins), 179.07-198.12 (188.47); wing, 86.36- 

 88.39 (87.38); tail, 84.33-88.90 (86.61); exposed culmen, 15.24-15.49 

 (15.36); depth of bill at base, 7.62-8.13 (7.87); tarsus, 31.24-33.02 

 (32.00); middle toe, 21.84.-' 



Adult female.— Length, (skin), 170.18; wing, 81.03; tail, 73.91; 



' Seven specimens. ^ Two specimens, both from Ecuador. 



^ Two specimens. 



